Home / 5,737.20-8,605.80-5,084.40

Finding the Fourth Proportional to 5,737.20, 8,605.80 and 5,084.40

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Solution

The fourth proportional to 5,737.20, 8,605.80 and 5,084.40 is: 7,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,737.20 : 8,605.80 = 5,084.40 : x
  2. Step 2: Convert to fraction form
    5,737.20/8,605.80 = 5,084.40/x
  3. Step 3: Cross multiply
    5,737.20x = 8,605.80 × 5,084.40
  4. Step 4: Simplify right side
    5,737.20x = 43,755,329.52
  5. Step 5: Solve for x
    x = 43,755,329.52/5,737.20
  6. Step 6: Final answer
    x = 7,626.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.